Defence priorities, AI and a possible SpaceX IPO are fuelling renewed global investment in space technology.

Educated youth in high-income nations face growing automation risks as AI disrupts skilled entry-level roles.

Data centre operator Teraco has expanded its executive management team following a period of rapid growth.

Study links rapid growth of ocean macroalgae to global heating and nutrient pollution

Scientists have warned of a potential “regime shift” in the oceans, as the rapid growth of huge mats of seaweed appears to be driven by global heating and excessive enrichment of waters from farming runoff and other pollutants.

Over the past two decades, seaweed blooms have expanded by a staggering 13.4% a...

The move comes amid a feud between Sentech and the SABC over the former’s fees for signal distribution.

Satellite broadband promises to weaken authoritarian regimes’ ability to shut down the internet and silence dissent.

New Planet Energy and Span Africa have delivered an integrated solar-and-steel system for Thuso Mills.

Ransomware: what it is and why it’s your problem Thembekile Olivia Mayayise, University of the Witwatersrand Ransomware is a type of malicious software that makes a victim’s data, system or device inaccessible. It locks the target or encrypts it (converting text into an unreadable form) until the victim pays a ransom to the attacker. It’s one […]

For as long as humans have buried their dead, they’ve dreamed of keeping them close. The ancient Fayum portraits – those stunningly lifelike images wrapped in Egyptian mummies – captured faces meant to remain present even after life had left the body. Effigies across cultures served the same purpose: to make the absent present, to […]

Bitcoin has just flashed one of its strongest macro signals in years. BTC is now trading at its deepest undervaluation versus gold (XAU) on record, a rare setup that has historically marked major market bottoms. Similar extremes in early 2020 and late 2022 were followed by powerful rebounds, with Bitcoin rallying more than 150% in […]

Stable electricity supply and an enabling macroeconomic environment have laid the groundwork for the sector’s continued growth in 2026.

Earth’s satellite will be visible in conjunction with the ringed planet as twilight gives way to darkness

A slender crescent moon slides past Saturn this week, offering a rewarding conjunction. It will be the perfect way to start your evening, a little quiet contemplation of the night sky as the evening twilight gives way to full darkness.

The chart shows the view looking south-west from London...

The 2026 crypto presale season is heating up, and investors are on the lookout for early-stage tokens that can outperform a choppy market. While Bitcoin and top altcoins like ETH, SOL, and XRP struggle to hold momentum, attention is shifting fast toward low-cap opportunities with clearer upside. As volatility squeezes large caps, crypto presales are […]

A return to nuclear power is at the heart of Japan’s energy policy but, in the wake of the 2011 disaster, residents’ fears about tsunamis, earthquakes and evacuation plans remain

The activity around the Kashiwazaki-Kariwa nuclear power plant is reaching its peak: workers remove earth to expand the width of a main road, while lorries arrive at its heavily guarded entrance. A long perimeter...

As crypto wealth continues to grow, criminals are mixing sophisticated hacks with deception, and in some cases, real life violence.

Errors in measuring microplastic pollution can be corrected. Public trust in science also needs to be shored up

It is true that science is self-correcting. Over the long term this means that we can generally trust its results – but up close, correction can be a messy process. The Guardian reported last week that 20 recent studies measuring the amount of micro- and nanoplastics in the human...

South Africa’s fibre market is entering an “Open Access 2.0” era shaped by scale, behaviour and enforcement.

Exclusive: DNA test means patients could be offered most effective treatment first, boosting their chances of beating the disease

Scientists have developed a simple DNA blood test that can predict how well patients with breast cancer will respond to treatment.

More than 2 million people globally each year are diagnosed with the disease, which is the world’s most prevalent cancer. Although...

These microscopic mites, which burrow under your skin and cause ferocious itching, are incredibly hard to get rid of – and cases in the UK have soared. What is causing the outbreak, and is there anything we can do about it?

Louise (not her real name) is listing the contents of a bin liner she has packed with fresh essentials in case of emergency. Clothes, toothbrushes, hairbrushes, a teddy …...

Elon Musk is suing OpenAI and Microsoft, arguing their profits stem from his early funding and support.